Data · Spring 2027

2027 Crabgrass Germination Forecast: 401 US Metros

Crabgrass seeds germinate once soil temperature holds 55°F for a few consecutive days, and pre-emergent only works if it's down first. We computed the typical crossing date for 401 metros from ten years of daily soil-temperature data (2016–2025). Nationally it spans Jan 1 (Boca Raton, FL) to Jun 2 (Anchorage, AK) — a three-month spread that calendar advice ignores.

How to use it: find your metro, put pre-emergent down by the apply-by date (two weeks before the typical crossing), and remember the range column — springs vary by weeks, so the safest play is watching your own ZIP's live soil temperature.

Alaska

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Anchorage, AKMay 19Jun 2May 14 – Jun 15

Alabama

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Birmingham, ALFeb 9Feb 23Jan 10 – Mar 9
Huntsville, ALFeb 21Mar 7Jan 11 – Apr 11
Mobile, ALJan 8Jan 22Jan 1 – Feb 21
Montgomery, ALJan 24Feb 7Jan 1 – Feb 25
Tuscaloosa, ALFeb 3Feb 17Jan 10 – Mar 8

Arkansas

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Fayetteville, ARMar 4Mar 18Feb 19 – Apr 28
Fort Smith, ARMar 3Mar 17Feb 19 – Apr 4
Jonesboro, ARFeb 25Mar 11Feb 19 – Apr 3
Little Rock, ARFeb 23Mar 9Feb 18 – Apr 4

Arizona

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Chandler, AZJan 16Jan 30Jan 3 – Mar 5
Flagstaff, AZMay 3May 17Apr 24 – Jun 13
Gilbert, AZJan 1Jan 15Jan 1 – Feb 18
Glendale, AZDec 31Jan 14Jan 1 – Feb 18
Mesa, AZDec 31Jan 14Jan 1 – Feb 8
Peoria, AZDec 31Jan 14Jan 1 – Feb 7
Phoenix, AZDec 30Jan 13Jan 1 – Feb 18
Scottsdale, AZDec 31Jan 14Jan 1 – Feb 8
Surprise, AZDec 31Jan 14Jan 1 – Feb 18
Tempe, AZJan 2Jan 16Jan 1 – Feb 8
Tucson, AZJan 24Feb 7Jan 1 – Mar 5

California

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Anaheim, CADec 27Jan 10Jan 1 – Feb 4
Bakersfield, CAJan 24Feb 7Jan 4 – Mar 10
Berkeley, CAMar 9Mar 23Feb 3 – Apr 21
Carlsbad, CAJan 1Jan 15Jan 1 – Mar 11
Chico, CAMar 7Mar 21Feb 28 – Apr 9
Chula Vista, CAYear-round riskEarly January or soonerJan 1 – Jan 19
Clovis, CAFeb 16Mar 2Feb 5 – Mar 17
Concord, CAMar 1Mar 15Feb 3 – Apr 19
Corona, CAYear-round riskEarly January or soonerJan 1 – Feb 8
Costa Mesa, CAJan 2Jan 16Jan 1 – Mar 11
Elk Grove, CAMar 6Mar 20Mar 1 – Apr 8
Escondido, CAJan 13Jan 27Jan 1 – Mar 11
Fairfield, CAFeb 23Mar 9Feb 6 – Apr 9
Fontana, CAJan 26Feb 9Jan 2 – Mar 17
Fremont, CAFeb 22Mar 8Feb 3 – Apr 8
Fresno, CAFeb 4Feb 18Jan 5 – Mar 11
Fullerton, CADec 27Jan 10Jan 1 – Feb 4
Garden Grove, CADec 27Jan 10Jan 1 – Feb 7
Glendale, CAJan 11Jan 25Jan 1 – Mar 11
Hayward, CAFeb 23Mar 9Feb 13 – Apr 8
Huntington Beach, CADec 31Jan 14Jan 1 – Mar 11
Irvine, CADec 30Jan 13Jan 1 – Feb 7
Lancaster, CAFeb 13Feb 27Jan 30 – Apr 6
Long Beach, CAJan 1Jan 15Jan 1 – Feb 18
Los Angeles, CADec 30Jan 13Jan 1 – Feb 7
Modesto, CAFeb 10Feb 24Feb 4 – Apr 7
Moreno Valley, CAJan 26Feb 9Jan 1 – Apr 7
Murrieta, CAJan 26Feb 9Jan 1 – Apr 7
Newhall, CAJan 28Feb 11Jan 2 – Mar 22
Oakland, CAJan 28Feb 11Jan 16 – Apr 20
Oceanside, CADec 29Jan 12Jan 1 – Feb 8
Ontario, CAJan 14Jan 28Jan 1 – Mar 11
Oxnard, CAJan 1Jan 15Jan 2 – Feb 7
Palmdale, CAMar 15Mar 29Feb 9 – Apr 21
Pomona, CAJan 10Jan 24Jan 1 – Mar 11
Rancho Cucamonga, CAJan 25Feb 8Jan 2 – Apr 6
Redding, CAMar 16Mar 30Feb 2 – Apr 21
Riverside, CAJan 6Jan 20Jan 1 – Feb 10
Roseville, CAMar 6Mar 20Feb 25 – Apr 8
Sacramento, CAFeb 23Mar 9Feb 22 – Apr 8
Salinas, CAMar 1Mar 15Jan 4 – Apr 20
San Bernardino, CAJan 26Feb 9Jan 1 – Mar 19
San Diego, CADec 27Jan 10Jan 1 – Jan 21
San Francisco, CAFeb 26Mar 12Jan 26 – Apr 8
San Jose, CAFeb 11Feb 25Jan 21 – Apr 7
Santa Ana, CADec 27Jan 10Jan 1 – Feb 7
Santa Barbara, CAJan 9Jan 23Jan 2 – Mar 11
Santa Rosa, CAMar 16Mar 30Feb 4 – Apr 21
Simi Valley, CAJan 25Feb 8Jan 1 – Mar 22
Stockton, CAFeb 23Mar 9Feb 13 – Apr 6
Temecula, CAFeb 9Feb 23Jan 2 – Apr 10
Thousand Oaks, CAJan 4Jan 18Jan 1 – Mar 11
Torrance, CAJan 1Jan 15Jan 1 – Mar 11
Vallejo, CAFeb 28Mar 14Feb 6 – Apr 9
Victorville, CAFeb 18Mar 4Feb 2 – Apr 16
Visalia, CAFeb 12Feb 26Feb 5 – Mar 11

Colorado

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Arvada, COApr 15Apr 29Mar 15 – May 20
Aurora, COApr 8Apr 22Mar 15 – May 20
Boulder, COApr 22May 6Apr 13 – May 20
Castle Rock, COMay 10May 24May 1 – Jun 1
Colorado Springs, COApr 14Apr 28Mar 17 – May 21
Denver, COApr 7Apr 21Mar 15 – May 20
Denver, COApr 22May 6Mar 15 – May 21
Denver, COApr 13Apr 27Mar 15 – May 20
Englewood, COApr 12Apr 26Mar 15 – May 20
Fort Collins, COApr 20May 4Mar 19 – May 20
Greeley, COApr 7Apr 21Mar 16 – May 14
Longmont, COApr 22May 6Mar 18 – May 21
Loveland, COApr 15Apr 29Mar 18 – May 20
Pueblo, COMar 20Apr 3Mar 8 – Apr 15
Westminster, COApr 14Apr 28Mar 15 – May 20

Connecticut

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Bridgeport, CTApr 30May 14Apr 12 – May 19
Hartford, CTApr 19May 3Apr 12 – May 19
New Haven, CTApr 22May 6Apr 12 – May 18
Stamford, CTApr 22May 6Apr 12 – May 18
Waterbury, CTApr 29May 13Apr 12 – May 19

Washington, D.C.

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Washington, DCMar 28Apr 11Apr 5 – Apr 23

Delaware

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Dover, DEMar 29Apr 12Mar 14 – Apr 30
Wilmington, DEApr 3Apr 17Apr 10 – May 1

Florida

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Boca Raton, FLYear-round riskEarly January or soonerJan 1 – Jan 1
Bradenton, FLYear-round riskEarly January or soonerJan 1 – Jan 8
Brandon, FLYear-round riskEarly January or soonerJan 1 – Jan 8
Cape Coral, FLYear-round riskEarly January or soonerJan 1 – Jan 7
Clearwater, FLYear-round riskEarly January or soonerJan 1 – Jan 27
Daytona Beach, FLYear-round riskEarly January or soonerJan 1 – Jan 27
Fort Lauderdale, FLYear-round riskEarly January or soonerJan 1 – Jan 6
Fort Myers, FLYear-round riskEarly January or soonerJan 1 – Jan 7
Gainesville, FLYear-round riskEarly January or soonerJan 1 – Jan 30
Hialeah, FLYear-round riskEarly January or soonerJan 1 – Jan 6
Hollywood, FLYear-round riskEarly January or soonerJan 1 – Jan 6
Hollywood, FLYear-round riskEarly January or soonerJan 1 – Jan 6
Jacksonville, FLYear-round riskEarly January or soonerJan 1 – Jan 30
Kissimmee, FLYear-round riskEarly January or soonerJan 1 – Jan 27
Lakeland, FLYear-round riskEarly January or soonerJan 1 – Jan 27
Melbourne, FLYear-round riskEarly January or soonerJan 1 – Jan 7
Miami, FLYear-round riskEarly January or soonerJan 1 – Jan 1
Naples, FLYear-round riskEarly January or soonerJan 1 – Jan 1
Ocala, FLYear-round riskEarly January or soonerJan 1 – Jan 28
Orlando, FLYear-round riskEarly January or soonerJan 1 – Jan 27
Palm Bay, FLYear-round riskEarly January or soonerJan 1 – Jan 7
Pensacola, FLJan 1Jan 15Jan 1 – Feb 21
Pompano Beach, FLYear-round riskEarly January or soonerJan 1 – Jan 6
Pompano Beach, FLYear-round riskEarly January or soonerJan 1 – Jan 6
Port Saint Lucie, FLYear-round riskEarly January or soonerJan 1 – Jan 6
Saint Petersburg, FLYear-round riskEarly January or soonerJan 1 – Jan 8
Sarasota, FLYear-round riskEarly January or soonerJan 1 – Jan 8
Tallahassee, FLJan 8Jan 22Jan 1 – Feb 21
Tampa, FLYear-round riskEarly January or soonerJan 1 – Jan 8
West Palm Beach, FLYear-round riskEarly January or soonerJan 1 – Jan 1

Georgia

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Alpharetta, GAFeb 12Feb 26Jan 11 – Apr 4
Athens, GAFeb 12Feb 26Jan 11 – Apr 4
Atlanta, GAFeb 10Feb 24Jan 11 – Mar 11
Atlanta, GAFeb 10Feb 24Jan 11 – Mar 11
Augusta, GAJan 16Jan 30Jan 1 – Mar 9
Columbus, GAJan 24Feb 7Jan 1 – Mar 9
Macon, GAJan 24Feb 7Jan 1 – Mar 9
Marietta, GAFeb 10Feb 24Jan 11 – Mar 11
Savannah, GAJan 14Jan 28Jan 1 – Feb 22

Hawaii

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Honolulu, HIYear-round riskEarly January or soonerJan 1 – Jan 1

Iowa

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Cedar Rapids, IAApr 15Apr 29Apr 10 – May 15
Davenport, IAApr 13Apr 27Apr 10 – May 15
Des Moines, IAApr 8Apr 22Apr 11 – May 6
Iowa City, IAApr 13Apr 27Apr 11 – May 15
Sioux City, IAApr 13Apr 27Apr 9 – May 13

Idaho

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Boise, IDApr 11Apr 25Apr 6 – May 14
Idaho Falls, IDApr 21May 5Apr 29 – May 15
Meridian, IDApr 6Apr 20Apr 8 – May 14
Nampa, IDApr 9Apr 23Apr 8 – May 14

Illinois

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Aurora, ILApr 14Apr 28Apr 11 – May 15
Champaign, ILApr 3Apr 17Apr 5 – May 15
Chicago, ILApr 16Apr 30Apr 4 – May 17
Elgin, ILApr 21May 5Apr 11 – May 15
Joliet, ILApr 11Apr 25Apr 5 – May 15
Naperville, ILApr 16Apr 30Apr 11 – May 15
Peoria, ILApr 2Apr 16Apr 5 – May 15
Rockford, ILApr 16Apr 30Apr 11 – May 20
Springfield, ILMar 31Apr 14Apr 4 – May 15

Indiana

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Bloomington, INApr 2Apr 16Apr 5 – May 15
Carmel, INApr 4Apr 18Apr 5 – May 15
Evansville, INMar 24Apr 7Mar 13 – Apr 22
Fort Wayne, INApr 4Apr 18Apr 5 – May 15
Indianapolis, INApr 4Apr 18Apr 5 – May 15
South Bend, INApr 4Apr 18Apr 5 – May 15

Kansas

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Kansas City, KSMar 29Apr 12Apr 6 – Apr 27
Olathe, KSMar 29Apr 12Apr 6 – Apr 27
Shawnee Mission, KSMar 26Apr 9Apr 3 – Apr 27
Topeka, KSMar 25Apr 8Mar 25 – Apr 23
Wichita, KSMar 21Apr 4Mar 11 – Apr 27

Kentucky

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Bowling Green, KYMar 10Mar 24Feb 27 – Apr 23
Lexington, KYMar 26Apr 9Mar 10 – May 1
Louisville, KYMar 25Apr 8Mar 13 – May 1

Louisiana

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Baton Rouge, LAJan 12Jan 26Jan 1 – Feb 21
Lafayette, LAJan 12Jan 26Jan 1 – Feb 21
Lake Charles, LAJan 12Jan 26Jan 1 – Mar 2
New Orleans, LAJan 1Jan 15Jan 1 – Feb 20
Shreveport, LAFeb 6Feb 20Jan 10 – Mar 9

Massachusetts

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Boston, MAApr 29May 13Apr 12 – May 18
Cambridge, MAApr 29May 13Apr 12 – May 18
Lowell, MAApr 29May 13Apr 12 – May 22
Springfield, MAApr 23May 7Apr 12 – May 19
Worcester, MAMay 1May 15Apr 12 – May 22

Maryland

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Annapolis, MDApr 1Apr 15Apr 6 – May 1
Baltimore, MDMar 28Apr 11Apr 6 – May 1
Columbia, MDApr 4Apr 18Apr 10 – May 1
Frederick, MDApr 5Apr 19Apr 10 – May 16
Germantown, MDMar 28Apr 11Apr 6 – May 1
Rockville, MDMar 28Apr 11Apr 6 – May 1
Silver Spring, MDApr 1Apr 15Apr 6 – May 1

Maine

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Portland, MEMay 1May 15May 2 – Jun 3

Michigan

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Ann Arbor, MIApr 28May 12Apr 12 – May 20
Dearborn, MIApr 21May 5Apr 7 – May 18
Detroit, MIApr 21May 5Apr 7 – May 20
Flint, MIApr 26May 10Apr 7 – May 20
Grand Rapids, MIApr 28May 12Apr 12 – May 22
Kalamazoo, MIApr 27May 11Apr 12 – May 22
Lansing, MIApr 21May 5Apr 6 – May 20
Sterling Heights, MIApr 26May 10Apr 7 – May 20
Warren, MIApr 21May 5Apr 7 – May 18

Minnesota

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Duluth, MNMay 14May 28May 14 – Jun 6
Minneapolis, MNApr 26May 10May 3 – May 29
Rochester, MNApr 23May 7Apr 11 – May 23
Saint Paul, MNApr 24May 8Apr 16 – May 29

Missouri

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Columbia, MOApr 1Apr 15Apr 7 – May 5
Independence, MOMar 31Apr 14Apr 6 – Apr 27
Kansas City, MOMar 29Apr 12Apr 6 – Apr 27
Lees Summit, MOMar 29Apr 12Apr 6 – Apr 27
Saint Joseph, MOMar 31Apr 14Apr 3 – Apr 27
Saint Louis, MOMar 30Apr 13Feb 20 – Apr 28
Springfield, MOApr 1Apr 15Feb 20 – Apr 29

Mississippi

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Gulfport, MSJan 8Jan 22Jan 1 – Feb 21
Jackson, MSJan 28Feb 11Jan 11 – Mar 3

Montana

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Billings, MTApr 20May 4Apr 26 – May 15
Bozeman, MTMay 13May 27May 13 – Jun 16
Missoula, MTApr 28May 12Apr 29 – Jun 1

North Carolina

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Asheville, NCApr 4Apr 18Feb 21 – May 15
Cary, NCFeb 25Mar 11Jan 11 – Apr 4
Charlotte, NCFeb 18Mar 4Jan 11 – Apr 4
Concord, NCFeb 21Mar 7Jan 11 – Apr 4
Durham, NCFeb 25Mar 11Jan 11 – Apr 4
Fayetteville, NCFeb 7Feb 21Jan 1 – Mar 12
Greensboro, NCFeb 28Mar 14Jan 11 – Apr 4
Greenville, NCFeb 18Mar 4Jan 11 – Apr 4
High Point, NCFeb 21Mar 7Jan 11 – Apr 4
Raleigh, NCFeb 25Mar 11Jan 11 – Apr 4
Wilmington, NCFeb 3Feb 17Jan 1 – Mar 11
Winston Salem, NCFeb 21Mar 7Jan 11 – Apr 9

North Dakota

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Bismarck, NDMay 2May 16May 4 – May 28
Fargo, NDApr 23May 7May 4 – May 27

Nebraska

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Lincoln, NEMar 31Apr 14Apr 3 – May 6
Omaha, NEApr 4Apr 18Apr 3 – May 6

New Hampshire

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Manchester, NHMay 1May 15Apr 12 – May 22
Nashua, NHMay 1May 15Apr 12 – May 22

New Jersey

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Cherry Hill, NJMar 31Apr 14Apr 6 – May 1
Edison, NJApr 10Apr 24Apr 10 – May 2
Elizabeth, NJApr 11Apr 25Apr 10 – May 2
Jersey City, NJApr 11Apr 25Apr 10 – May 2
Newark, NJApr 10Apr 24Apr 10 – May 2
Paterson, NJApr 11Apr 25Apr 10 – May 10
Trenton, NJApr 9Apr 23Apr 10 – May 1

New Mexico

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Albuquerque, NMMar 10Mar 24Mar 9 – Apr 10
Las Cruces, NMFeb 17Mar 3Feb 3 – Mar 13
Rio Rancho, NMMar 11Mar 25Mar 4 – Apr 10
Santa Fe, NMMar 24Apr 7Mar 15 – May 3

Nevada

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Henderson, NVJan 26Feb 9Feb 2 – Mar 6
Las Vegas, NVJan 27Feb 10Feb 2 – Mar 6
North Las Vegas, NVJan 27Feb 10Feb 2 – Mar 6
Reno, NVApr 5Apr 19Mar 22 – May 3
Sparks, NVApr 5Apr 19Mar 22 – May 3

New York

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Albany, NYApr 18May 2Apr 12 – May 20
Brooklyn, NYApr 10Apr 24Apr 10 – May 2
Buffalo, NYMay 3May 17Apr 29 – May 23
New York City, NYApr 11Apr 25Apr 10 – May 2
Rochester, NYApr 29May 13Apr 12 – May 23
Syracuse, NYApr 30May 14Apr 12 – May 21
Yonkers, NYApr 22May 6Apr 12 – May 19

Ohio

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Akron, OHApr 5Apr 19Apr 6 – May 16
Canton, OHApr 4Apr 18Apr 6 – May 16
Cincinnati, OHApr 2Apr 16Mar 25 – May 15
Cleveland, OHApr 23May 7Apr 6 – May 17
Columbus, OHApr 4Apr 18Apr 6 – May 15
Dayton, OHApr 4Apr 18Apr 6 – May 15
Dublin, OHApr 4Apr 18Apr 6 – May 15
Toledo, OHApr 12Apr 26Apr 6 – May 18
Youngstown, OHApr 5Apr 19Apr 6 – May 16

Oklahoma

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Broken Arrow, OKMar 3Mar 17Feb 18 – Apr 3
Edmond, OKMar 2Mar 16Feb 18 – Apr 3
Lawton, OKFeb 24Mar 10Feb 18 – Mar 21
Norman, OKMar 6Mar 20Mar 4 – Apr 3
Oklahoma City, OKMar 2Mar 16Feb 18 – Apr 3
Tulsa, OKMar 3Mar 17Feb 18 – Apr 3

Oregon

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Beaverton, ORApr 21May 5Apr 16 – May 25
Bend, ORApr 27May 11May 3 – Jun 5
Eugene, ORApr 24May 8Apr 17 – May 25
Gresham, ORApr 27May 11Apr 18 – May 25
Hillsboro, ORApr 19May 3Apr 16 – May 22
Medford, ORApr 21May 5Apr 7 – May 19
Portland, ORApr 19May 3Apr 16 – May 21
Salem, ORApr 22May 6Apr 16 – May 22

Pennsylvania

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Allentown, PAApr 13Apr 27Apr 11 – May 2
Bethlehem, PAApr 14Apr 28Apr 11 – May 20
Erie, PAApr 22May 6Apr 7 – May 18
Harrisburg, PAApr 4Apr 18Apr 6 – May 1
Lancaster, PAApr 4Apr 18Apr 6 – May 2
Philadelphia, PAApr 4Apr 18Apr 6 – May 1
Pittsburgh, PAApr 4Apr 18Apr 6 – May 16
Reading, PAApr 10Apr 24Apr 11 – May 2
Scranton, PAApr 17May 1Apr 12 – May 20
York, PAApr 3Apr 17Apr 6 – May 1

Rhode Island

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Cranston, RIApr 28May 12Apr 12 – May 17
Providence, RIApr 28May 12Apr 12 – May 17
Warwick, RIApr 29May 13Apr 12 – May 17

South Carolina

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Charleston, SCJan 16Jan 30Jan 1 – Feb 25
Columbia, SCJan 16Jan 30Jan 1 – Mar 9
Greenville, SCFeb 18Mar 4Jan 11 – Apr 4
Mount Pleasant, SCJan 16Jan 30Jan 1 – Feb 25
Myrtle Beach, SCJan 16Jan 30Jan 1 – Mar 9
North Charleston, SCJan 16Jan 30Jan 1 – Feb 25
Rock Hill, SCFeb 18Mar 4Jan 11 – Apr 4
Spartanburg, SCFeb 21Mar 7Jan 11 – Apr 4

South Dakota

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Rapid City, SDApr 21May 5Apr 27 – May 30
Sioux Falls, SDApr 21May 5Apr 15 – May 14

Tennessee

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Chattanooga, TNFeb 21Mar 7Jan 12 – Apr 9
Clarksville, TNMar 2Mar 16Feb 20 – Apr 22
Franklin, TNFeb 25Mar 11Feb 19 – Apr 5
Johnson City, TNMar 13Mar 27Feb 20 – Apr 21
Knoxville, TNMar 11Mar 25Jan 12 – Apr 12
Memphis, TNFeb 23Mar 9Feb 18 – Apr 3
Murfreesboro, TNFeb 26Mar 12Feb 19 – Apr 11
Nashville, TNFeb 25Mar 11Feb 19 – Apr 4

Texas

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Abilene, TXJan 30Feb 13Jan 15 – Mar 8
Allen, TXFeb 10Feb 24Feb 3 – Mar 15
Amarillo, TXMar 11Mar 25Mar 3 – Apr 4
Arlington, TXFeb 2Feb 16Jan 15 – Mar 4
Austin, TXJan 17Jan 31Jan 1 – Mar 2
Beaumont, TXJan 12Jan 26Jan 1 – Feb 20
Brownsville, TXYear-round riskEarly January or soonerJan 1 – Jan 5
Carrollton, TXFeb 5Feb 19Jan 15 – Mar 14
College Station, TXJan 17Jan 31Jan 1 – Mar 2
Conroe, TXJan 14Jan 28Jan 1 – Mar 3
Corpus Christi, TXYear-round riskEarly January or soonerJan 1 – Jan 6
Dallas, TXFeb 2Feb 16Jan 15 – Mar 4
Denton, TXFeb 10Feb 24Feb 3 – Mar 15
Edinburg, TXYear-round riskEarly January or soonerJan 1 – Jan 5
El Paso, TXJan 25Feb 8Feb 1 – Mar 8
Fort Worth, TXFeb 2Feb 16Jan 15 – Mar 4
Frisco, TXFeb 5Feb 19Jan 15 – Mar 14
Garland, TXFeb 10Feb 24Feb 3 – Mar 14
Grand Prairie, TXFeb 2Feb 16Jan 15 – Mar 4
Houston, TXJan 7Jan 21Jan 1 – Mar 2
Irving, TXFeb 2Feb 16Jan 15 – Mar 4
Killeen, TXJan 19Feb 2Jan 6 – Mar 4
Laredo, TXYear-round riskEarly January or soonerJan 1 – Jan 6
League City, TXYear-round riskEarly January or soonerJan 1 – Mar 2
Lubbock, TXFeb 21Mar 7Feb 16 – Mar 25
Mc Kinney, TXFeb 10Feb 24Feb 3 – Mar 15
Mcallen, TXYear-round riskEarly January or soonerJan 1 – Jan 5
Mesquite, TXFeb 10Feb 24Feb 2 – Mar 9
Midland, TXFeb 3Feb 17Feb 2 – Mar 8
New Braunfels, TXJan 2Jan 16Jan 1 – Mar 2
Odessa, TXJan 30Feb 13Feb 2 – Mar 8
Pasadena, TXYear-round riskEarly January or soonerJan 1 – Mar 2
Pearland, TXYear-round riskEarly January or soonerJan 1 – Mar 2
Plano, TXFeb 10Feb 24Feb 3 – Mar 15
Richardson, TXFeb 10Feb 24Feb 3 – Mar 14
Round Rock, TXJan 17Jan 31Jan 1 – Mar 2
San Angelo, TXJan 25Feb 8Jan 15 – Mar 7
San Antonio, TXJan 2Jan 16Jan 1 – Mar 2
Sugar Land, TXYear-round riskEarly January or soonerJan 1 – Mar 2
Temple, TXJan 18Feb 1Jan 10 – Mar 2
Tyler, TXJan 30Feb 13Jan 10 – Mar 9
Waco, TXJan 17Jan 31Jan 6 – Mar 2
Wichita Falls, TXFeb 12Feb 26Feb 2 – Mar 14

Utah

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Lehi, UTApr 21May 5Apr 26 – May 13
Ogden, UTApr 18May 2Apr 22 – May 14
Orem, UTApr 18May 2Apr 21 – May 12
Provo, UTApr 26May 10Apr 20 – May 14
Saint George, UTMar 24Apr 7Mar 17 – Apr 21
Salt Lake City, UTApr 12Apr 26Mar 18 – May 14
Salt Lake City, UTApr 12Apr 26Mar 18 – May 12
Sandy, UTApr 20May 4Apr 20 – May 13
West Jordan, UTApr 20May 4Apr 20 – May 14

Virginia

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Alexandria, VAMar 28Apr 11Apr 5 – Apr 23
Arlington, VAMar 28Apr 11Apr 5 – Apr 23
Charlottesville, VAMar 26Apr 9Mar 10 – Apr 30
Chesapeake, VAMar 6Mar 20Jan 11 – Apr 7
Hampton, VAMar 10Mar 24Mar 10 – Apr 12
Lynchburg, VAMar 16Mar 30Mar 10 – Apr 25
Newport News, VAMar 10Mar 24Mar 10 – Apr 12
Norfolk, VAMar 6Mar 20Jan 11 – Apr 6
Portsmouth, VAMar 6Mar 20Jan 11 – Apr 6
Richmond, VAMar 10Mar 24Mar 10 – Apr 22
Roanoke, VAMar 23Apr 6Mar 11 – May 1
Suffolk, VAMar 6Mar 20Jan 11 – Apr 4
Virginia Beach, VAMar 9Mar 23Mar 11 – Apr 13

Vermont

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Burlington, VTMay 1May 15Apr 13 – Jun 5

Washington

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Bellevue, WAApr 27May 11Apr 18 – May 31
Bellingham, WAApr 27May 11Apr 19 – May 31
Everett, WAApr 28May 12Apr 18 – Jun 1
Federal Way, WAApr 26May 10Apr 18 – May 31
Kennewick, WAMar 29Apr 12Mar 26 – Apr 22
Kent, WAApr 26May 10Apr 18 – May 31
Olympia, WAApr 27May 11Apr 17 – Jun 1
Renton, WAApr 23May 7Apr 17 – May 31
Seattle, WAApr 22May 6Apr 16 – May 21
Spokane, WAApr 20May 4Apr 19 – May 25
Spokane, WAApr 24May 8Apr 19 – Jun 5
Tacoma, WAApr 22May 6Apr 16 – May 31
Vancouver, WAApr 17May 1Apr 15 – May 21
Yakima, WAApr 2Apr 16Apr 8 – May 2

Wisconsin

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Appleton, WIApr 28May 12Apr 11 – May 25
Eau Claire, WIApr 27May 11May 1 – May 28
Green Bay, WIApr 27May 11Apr 11 – May 22
Kenosha, WIApr 29May 13Apr 11 – May 22
Madison, WIApr 27May 11Apr 11 – May 21
Milwaukee, WIApr 26May 10Apr 11 – May 22
Racine, WIApr 29May 13Apr 11 – May 22

West Virginia

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Charleston, WVMar 21Apr 4Feb 20 – Apr 21
Huntington, WVMar 23Apr 6Mar 10 – May 2

Wyoming

MetroApply pre-emergent byTypical soil-55°F date2016–2025 range
Casper, WYApr 30May 14May 1 – May 31
Cheyenne, WYApr 26May 10Apr 13 – May 21

Methodology

For each metro we geocoded the central ZIP (zippopotam.us), pulled daily mean 0–7 cm soil temperature for 2016–2025 from the ERA5 reanalysis via the Open-Meteo historical weather API (weather data by Open-Meteo, CC BY 4.0), and recorded each spring's first date where soil held at or above 55°F for five consecutive days — the same sustained-warmth convention used by turf-science germination trackers. The forecast date is the median across the ten springs; the range shows the earliest and latest crossings observed. "Year-round risk" metros (Gulf Coast, southern Florida, desert Southwest) typically never cool below the trigger for long.

A median is a planning tool, not a guarantee — an early spring can move your real window up two weeks or more. Each metro links to its live soil-temperature tracker, and this table is free to cite or republish with a link to this page (CC BY 4.0). Questions or a metro we should add: hello@lawntide.com.

Don't babysit a table.

We watch your ZIP's soil temperature all year and email you the week each treatment window opens — free.